Alternative Access Device
How to pronounce:
/ɔːlˈtəːnətɪv,ɒlˈtəːnətɪv/ /ˈaksɛs/ /dɪˈvʌɪs/
Definition:
Specialized devices that enable computer control without the use of a standard keyboard and pointing device (e.g. alternative keyboards, electronic pointing devices, sip-and-puff systems, wands and sticks, joysticks, trackballs, etc.).